Light Button Light Pre The First Click: Enter The Atomization Function, The Corresponding Indicator Light Is On. Turn On 1 Hour Timing Continuous Atomization Mode. Pre The Second Time: The Corresponding Indicator Light Is On And The Time Is Turned On For 3 Hours Continuous Atomization Mode. Pre The Third Time: The Corresponding Indicator Light Is On And The 6-Hour Timing Is Turned On Continuous Atomization Mode. Pre Fourth: The Corresponding Indicator Light Is On And Continuous Atomization Is Turned On Mode. Pre The Fifth: Atomization Function Stops, Indicator Light Goes Out, Color The Lights Remain In Their Original State. Pre The First Click: The Lights Are Constantly Colorful (Red, Orange, Yellow, Green,Cyan, Blue, Purple, White, Red Cycles) Pre Second: The Light Is Locked In The Current Color. After That, Every Time You Pre-Down, Transform-A Color Until The Light Is Turned Off. Keep Preing For A Long Time: The Lights Are Turned Off Directly1.550Ml Capacity Aroma Humidifier, Wood Grain Shell, Exquisite And Elegant. 2.2.4Hz Ultrasonic Technology Produces Extremely Small Water Mist, Which Releases The Eential Oil Molecules Diolved In Water Into The Air Completely, Making It Easier For The Human Body To Absorb. 3. Two Spray Modes, Heavy Fog About 6 Hours, Small Fog About 10 Hours. 4. Automatic Shutdown Protection For Water Shortage, Safe And Reliable. 5. There Is An Led Light Ring On The Base Part, The Light Can Be Changed Ly, Fixed Or Turned Off. 6. It Can Be Used As A General Air Humidifier, And It Has Aroma Effect When Used With Eential Oils 7.Note: Due To Logistics And Transportation Restrictions, This Product Does Not Contain Batteries.Thank You For Your Support And Understanding!